Storm Data and Unusual Weather Phenomena - CIG

NEW YORK, CoastalBronx CountyCountywideKings CountyCountywideNew York CountyCountywideQueens CountyCountywideRichmond CountyCountywideRockland CountyCountywide0909090909Storm Data and Unusual Weather PhenomenaTimePath PathNumber ofEstimatedLocal/ Length WidthPersonsDamageLocation DateStandard (Miles) (Yards) Killed Injured Property Crops Character of Storm0100EST0700EST0100EST0700EST0100EST0700EST0100EST0700EST0100EST0700EST0000000000Urban/Sml Stream FldUrban/Sml Stream FldUrban/Sml Stream FldUrban/Sml Stream FldUrban/Sml Stream Fld09 0100EST0 0Urban/Sml Stream Fld0700ESTTwo low pressure systems formed along a front over the Southeast U.S. One low formed over the Western Gulf of Mexico andanother formed off the Southeast U.S. Coast. As both lows moved north-northeast, they intensified. A strong moist east wind flowdeveloped ahead of the approaching strong warm front.This system produced widespread heavy rainfall including thunderstorms that caused widespread urban and small stream floodingacross the region. Many low-lying and poor drainage areas, including streets were flooded throughout the area. For example,significant street flooding occurred on Wellwood Ave. in North Lindenhurst (Nassau County) and on Riverside Ave. in Amityville(Suffolk County). Rainfall began around noon on March 8th and became heavy producing flooding by the times indicated above.This system also produced strong wind gusts from 40 to 50 mph that in combination with the heavy rain caused some tree limbs tofall along with scattered power outages.Here are selected rainfall amounts:o For Rockland County, from 1.44 inches at Suffern to 2.38 inches at Nanuet.o For New York City, from 2.30 inches at Central Park to 2.73 inches at LaGuardia Airport. For March 9th at Central Park, a newdaily rainfall record was set. The new record is 1.82 inches and the old record was 1.70 inches (1983).o For Nassau County, from 2.62 inches at Levitown to 3.04 inches at Sea Cliff.March 1998Westchester CountyCountywideo For Suffolk County, from 3.21 inches at Bridgehampton to 4.49 inches at the NWS Office at Upton.09 0300EST0 0Flood1000ESTTwo low pressure systems formed along a front over the Southeast U.S. One low formed over the Western Gulf of Mexico andanother formed off the Southeast U.S. Coast. As both lows moved north-northeast, they intensified. A strong moist east wind flowdeveloped ahead of the approaching strong warm front.This system produced widespread heavy rainfall including thunderstorms that caused serious widespread urban and small streamflooding across the county. Many low-lying and poor drainage areas, including streets were flooded throughout the area. Forexample, up to 3 feet of water collected in the southbound lane of the Bronx River Parkway near Palmer Road in Bronxville. Atleast 12 vehicles became submerged in water and required towing from this area. Additionally, up to 33 vehicles required towing atvarious locations along the Bronx River Parkway. Heavy rain also caused roof and basement flooding.Rainfall began around 1 pm on March 8th and became heavy producing flooding by around 3 am on March 9th. Rainfall amountsgenerally ranged from 2 to 4 inches. At Westchester County Airport, 3.06 inches was measured.This system also produced strong wind gusts from 40 to 50 mph that in combination with the heavy rain caused some tree limbs tofall along with scattered power outages.120 114